if (document.images) {
	// create new image objects
	image1on = new Image();
	image1off = new Image();
	image2on = new Image();
	image2off = new Image();
	image3on = new Image();
	image3off = new Image();
	image4on = new Image();
	image4off = new Image();
	image5on = new Image();
	image5off = new Image();
	image6on = new Image();
	image6off = new Image();
	image7on = new Image();
	image7off = new Image();
	image8on = new Image();
	image8off = new Image();
	image9on = new Image();
	image9off = new Image();
	image10on = new Image();
	image10off = new Image();
	image11on = new Image();
	image11off = new Image();


	// assign a .src property for each object
	image1on.src = "images/home_nav_on_01.gif";
	image1off.src = "images/home_nav_off_01.gif";
	image2on.src = "images/home_nav_on_02.gif";
	image2off.src = "images/home_nav_off_02.gif";		
	image3on.src = "images/home_nav_on_03.gif";
	image3off.src = "images/home_nav_off_03.gif";	
	image4on.src = "images/home_nav_on_04.gif";
	image4off.src = "images/home_nav_off_04.gif";
	image5on.src = "images/home_nav_on_05.gif";
	image5off.src = "images/home_nav_off_05.gif";
	image6on.src = "images/home_nav_on_06.gif";
	image6off.src = "images/home_nav_off_06.gif";
	image7on.src = "images/home_nav_on_07.gif";
	image7off.src = "images/home_nav_off_07.gif";
	image8on.src = "images/home_nav_on_08.gif";
	image8off.src = "images/home_nav_off_08.gif";
	image9on.src = "images/home_nav_on_09.gif";
	image9off.src = "images/home_nav_off_09.gif";
	image10on.src = "images/subnav_03_on.gif";
	image10off.src = "images/subnav_03.gif";
	image11on.src = "images/subnav_04_on.gif";
	image11off.src = "images/subnav_04.gif";
	
}
	
function turnOn(imgName) {
    if (document.images) {
        document[imgName].src = eval(imgName + "on.src");
    }
}

function turnOff(imgName) {
    if (document.images) {
        document[imgName].src = eval(imgName + "off.src");
    }
}

function openWinNoMenu(url, width, height) {
         
          windowName  = "buttons";
          params      = "toolbar=0,";
          params     += "location=0,";
          params     += "directories=0,";
          params     += "status=0,";
          params     += "menubar=0,";
          params     += "scrollbars=1,";
          params     += "resizable=0,";

          params += "width="+width+",";
          params += "height="+height;

		win = window.open(url, windowName, params);
		win.opener.name = "opener";
}